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[SWF(width = 800, height = 450, backgroundColor=0xFFFFFF)]
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graphics.beginFill(0xDEDEDE);
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graphics.drawRect(0,0,400,400);
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var container:Sprite = Sprite(addChild(new Sprite()));
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draggable(rx(), ry(), 0x112233, 20);
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draggable(rx(), ry(), 0x2266FF, 15);
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draggable(rx(), ry(), 0x003299, 50, "rect");
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draggable(rx(), ry(), 0xFFFFFF, 30);
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draggable(rx(), ry(), 0x00CCFF, 15);
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draggable(rx(), ry(), 0x1188CC, 50, "rect");
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function rx():Number{
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return Math.random() * 200 + 100;
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}
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function ry():Number{
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return Math.random() * 200 + 100;
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}
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var guides:Shape = Shape(addChild(new Shape()));
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with(guides.graphics){
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lineStyle(0, 0x666666)
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moveTo(200,0);
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lineTo(200,400);
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moveTo(0, 200);
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lineTo(400, 200);
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moveTo(400,0);
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lineTo(400,400);
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moveTo(0,400);
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lineTo(800,400);
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}
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var canvas:BitmapData = new BitmapData(200,200,true, 0x00000000);
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var tex:BitmapData = new BitmapData(800,800,false, 0xFFFFFF);
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var frame:Bitmap = Bitmap(addChild(new Bitmap(tex, "auto", true)));
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frame.x = 401;
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frame.scaleX = frame.scaleY = 0.5;
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var pnt:Point = new Point();
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var m:Matrix = new Matrix();
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addEventListener(Event.ENTER_FRAME, onLoop);
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function onLoop(evt:Event):void {
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canvas.fillRect(canvas.rect, 0x00000000);
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canvas.draw(container);
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drawQuadrant(-200,0)
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drawQuadrant(-400,0)
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drawQuadrant(0,-200)
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drawQuadrant(-200,-200);
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tex.fillRect(tex.rect, 0xFFFFFF);
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for (var i:int = 0; i<16; i++){
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var px:Number = i % 4;
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var py:Number = int(i / 4);
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pnt.x = px * 200;
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pnt.y = py * 200;
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tex.copyPixels(canvas, canvas.rect, pnt, null, null, true);
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}
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}
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function drawQuadrant(x:Number, y:Number):void{
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m.tx = x;
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m.ty = y;
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canvas.draw(container, m);
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}
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// draggable Sprite
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function draggable(xp:Number, yp:Number, col:uint = 0xFF0000,
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size:Number=4, type:String="circle"):Sprite {
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var s:Sprite = Sprite(container.addChild(new Sprite()));
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s.x = xp;
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s.y = yp;
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with(s.graphics){
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beginFill(col)
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if(type == "circle"){
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drawCircle(size,size,size);
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}else if(type == "rect"){
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drawRect(0,0,size, size);
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}
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}
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s.buttonMode = true;
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s.addEventListener(MouseEvent.MOUSE_DOWN, onDrag);
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return s;
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}
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function onDrag(evt:MouseEvent):void {
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var w:Number = evt.currentTarget.width;
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var h:Number = evt.currentTarget.height;
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evt.currentTarget.startDrag(false, new Rectangle(0,0,400 - w, 400 - h));
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}
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stage.addEventListener(MouseEvent.MOUSE_UP, onUp);
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function onUp(evt:MouseEvent):void{ stopDrag() }
